1.162 * [progress]: [Phase 1 of 3] Setting up. 0.005 * * * [progress]: [1/2] Preparing points 0.182 * * * [progress]: [2/2] Setting up program. 0.251 * [progress]: [Phase 2 of 3] Improving. 0.259 * [simplify]: Simplifying: (* (sqrt (- x 1.0)) (sqrt x)) 0.260 * * [simplify]: Extracting # 0 : cost 0 0.260 * * [simplify]: Extracting # 1 : cost 0 0.261 * * [simplify]: Extracting # 2 : cost 0 0.261 * * [simplify]: Extracting # 3 : cost 0 0.261 * * [simplify]: Extracting # 4 : cost 0 0.261 * * [simplify]: Extracting # 5 : cost 0 0.261 * * [simplify]: iteration 0 : 6 enodes (cost 7 ) 0.269 * * [simplify]: Extracting # 0 : cost 0 0.269 * * [simplify]: Extracting # 1 : cost 0 0.269 * * [simplify]: Extracting # 2 : cost 0 0.269 * * [simplify]: iteration 1 : 9 enodes (cost 7 ) 0.273 * * [simplify]: Extracting # 0 : cost 0 0.273 * * [simplify]: iteration 2 : 10 enodes (cost 7 ) 0.277 * * [simplify]: Extracting # 0 : cost 0 0.277 * * [simplify]: iteration done: 10 enodes (cost 7 ) 0.278 * [simplify]: Simplified to: (* (sqrt (- x 1.0)) (sqrt x)) 0.281 * * [progress]: iteration 1 / 4 0.281 * * * [progress]: picking best candidate 0.287 * * * * [pick]: Picked # 0.288 * * * [progress]: localizing error 0.309 * * * [progress]: generating rewritten candidates 0.310 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.374 * * * [progress]: generating series expansions 0.375 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.384 * [backup-simplify]: Simplify (* (sqrt (- x 1.0)) (sqrt x)) into (sqrt (* (- x 1.0) x)) 0.384 * [approximate]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in (x) around 0 0.403 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x 0.403 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.404 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.404 * [taylor]: Taking taylor expansion of x in x 0.404 * [backup-simplify]: Simplify 0 into 0 0.404 * [backup-simplify]: Simplify 1 into 1 0.404 * [taylor]: Taking taylor expansion of 1.0 in x 0.404 * [backup-simplify]: Simplify 1.0 into 1.0 0.404 * [taylor]: Taking taylor expansion of x in x 0.404 * [backup-simplify]: Simplify 0 into 0 0.404 * [backup-simplify]: Simplify 1 into 1 0.405 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.407 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.408 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 0.408 * [backup-simplify]: Simplify (- 0) into 0 0.408 * [backup-simplify]: Simplify (+ 1 0) into 1 0.411 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 0.411 * [backup-simplify]: Simplify (sqrt 0) into 0 0.413 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0 0.413 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x 0.414 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.414 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.414 * [taylor]: Taking taylor expansion of x in x 0.414 * [backup-simplify]: Simplify 0 into 0 0.414 * [backup-simplify]: Simplify 1 into 1 0.414 * [taylor]: Taking taylor expansion of 1.0 in x 0.414 * [backup-simplify]: Simplify 1.0 into 1.0 0.414 * [taylor]: Taking taylor expansion of x in x 0.414 * [backup-simplify]: Simplify 0 into 0 0.414 * [backup-simplify]: Simplify 1 into 1 0.414 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.415 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.416 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 0.416 * [backup-simplify]: Simplify (- 0) into 0 0.417 * [backup-simplify]: Simplify (+ 1 0) into 1 0.419 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 0.419 * [backup-simplify]: Simplify (sqrt 0) into 0 0.421 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0 0.422 * [backup-simplify]: Simplify 0 into 0 0.422 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.423 * [backup-simplify]: Simplify (- 0) into 0 0.424 * [backup-simplify]: Simplify (+ 0 0) into 0 0.425 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 1) (* 0 0))) into 1 0.429 * [backup-simplify]: Simplify (/ (- 1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.429 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.430 * [backup-simplify]: Simplify (- 0) into 0 0.430 * [backup-simplify]: Simplify (+ 0 0) into 0 0.432 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0 0.437 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.437 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.438 * [backup-simplify]: Simplify (+ (* +nan.0 (pow x 3)) (+ (* +nan.0 (pow x 2)) (* +nan.0 x))) into (- (+ (* +nan.0 (pow x 2)) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 x)))))) 0.439 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 x) 1.0)) (sqrt (/ 1 x))) into (sqrt (/ (- (/ 1 x) 1.0) x)) 0.439 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in (x) around 0 0.439 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x 0.439 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.439 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.439 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.439 * [taylor]: Taking taylor expansion of x in x 0.439 * [backup-simplify]: Simplify 0 into 0 0.439 * [backup-simplify]: Simplify 1 into 1 0.440 * [backup-simplify]: Simplify (/ 1 1) into 1 0.440 * [taylor]: Taking taylor expansion of 1.0 in x 0.440 * [backup-simplify]: Simplify 1.0 into 1.0 0.440 * [taylor]: Taking taylor expansion of x in x 0.440 * [backup-simplify]: Simplify 0 into 0 0.440 * [backup-simplify]: Simplify 1 into 1 0.441 * [backup-simplify]: Simplify (+ 1 0) into 1 0.442 * [backup-simplify]: Simplify (/ 1 1) into 1 0.442 * [backup-simplify]: Simplify (sqrt 1) into 1 0.443 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.444 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.445 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.448 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0) 0.449 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5 0.449 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x 0.449 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.450 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.450 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.450 * [taylor]: Taking taylor expansion of x in x 0.450 * [backup-simplify]: Simplify 0 into 0 0.450 * [backup-simplify]: Simplify 1 into 1 0.450 * [backup-simplify]: Simplify (/ 1 1) into 1 0.450 * [taylor]: Taking taylor expansion of 1.0 in x 0.450 * [backup-simplify]: Simplify 1.0 into 1.0 0.450 * [taylor]: Taking taylor expansion of x in x 0.450 * [backup-simplify]: Simplify 0 into 0 0.450 * [backup-simplify]: Simplify 1 into 1 0.451 * [backup-simplify]: Simplify (+ 1 0) into 1 0.451 * [backup-simplify]: Simplify (/ 1 1) into 1 0.451 * [backup-simplify]: Simplify (sqrt 1) into 1 0.452 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.453 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.453 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.456 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0) 0.458 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5 0.458 * [backup-simplify]: Simplify 1 into 1 0.459 * [backup-simplify]: Simplify -0.5 into -0.5 0.460 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.460 * [backup-simplify]: Simplify (- 0) into 0 0.460 * [backup-simplify]: Simplify (+ 0 0) into 0 0.462 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- 1.0) (/ 0 1)))) into 0 0.465 * [backup-simplify]: Simplify (/ (- 0 (pow -0.5 2) (+)) (* 2 1)) into -0.125 0.465 * [backup-simplify]: Simplify -0.125 into -0.125 0.465 * [backup-simplify]: Simplify (+ (* -0.125 (/ 1 x)) (+ -0.5 (* 1 (/ 1 (/ 1 x))))) into (- x (+ 0.5 (* 0.125 (/ 1 x)))) 0.465 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 (- x)) 1.0)) (sqrt (/ 1 (- x)))) into (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) 0.465 * [approximate]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in (x) around 0 0.465 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x 0.465 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x 0.465 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x 0.466 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.466 * [taylor]: Taking taylor expansion of 1.0 in x 0.466 * [backup-simplify]: Simplify 1.0 into 1.0 0.466 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.466 * [taylor]: Taking taylor expansion of x in x 0.466 * [backup-simplify]: Simplify 0 into 0 0.466 * [backup-simplify]: Simplify 1 into 1 0.466 * [backup-simplify]: Simplify (/ 1 1) into 1 0.467 * [backup-simplify]: Simplify (+ 0 1) into 1 0.467 * [backup-simplify]: Simplify (- 1) into -1 0.467 * [backup-simplify]: Simplify (sqrt 0) into 0 0.468 * [backup-simplify]: Simplify (- 1) into -1 0.469 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.469 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x 0.469 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.469 * [taylor]: Taking taylor expansion of -1 in x 0.469 * [backup-simplify]: Simplify -1 into -1 0.470 * [taylor]: Taking taylor expansion of x in x 0.470 * [backup-simplify]: Simplify 0 into 0 0.470 * [backup-simplify]: Simplify 1 into 1 0.470 * [backup-simplify]: Simplify (/ -1 1) into -1 0.470 * [backup-simplify]: Simplify (sqrt 0) into 0 0.472 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.472 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x 0.472 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x 0.472 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x 0.472 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.472 * [taylor]: Taking taylor expansion of 1.0 in x 0.472 * [backup-simplify]: Simplify 1.0 into 1.0 0.472 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.472 * [taylor]: Taking taylor expansion of x in x 0.472 * [backup-simplify]: Simplify 0 into 0 0.472 * [backup-simplify]: Simplify 1 into 1 0.473 * [backup-simplify]: Simplify (/ 1 1) into 1 0.473 * [backup-simplify]: Simplify (+ 0 1) into 1 0.473 * [backup-simplify]: Simplify (- 1) into -1 0.474 * [backup-simplify]: Simplify (sqrt 0) into 0 0.474 * [backup-simplify]: Simplify (- 1) into -1 0.476 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.476 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x 0.476 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.476 * [taylor]: Taking taylor expansion of -1 in x 0.476 * [backup-simplify]: Simplify -1 into -1 0.476 * [taylor]: Taking taylor expansion of x in x 0.476 * [backup-simplify]: Simplify 0 into 0 0.476 * [backup-simplify]: Simplify 1 into 1 0.476 * [backup-simplify]: Simplify (/ -1 1) into -1 0.477 * [backup-simplify]: Simplify (sqrt 0) into 0 0.478 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.479 * [backup-simplify]: Simplify (* 0 0) into 0 0.479 * [backup-simplify]: Simplify 0 into 0 0.479 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (* +nan.0 0)) into 0 0.479 * [backup-simplify]: Simplify 0 into 0 0.480 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0 0.483 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.484 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.485 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 0.485 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.490 * [backup-simplify]: Simplify (/ (- (- 1.0) (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.493 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))) into (- +nan.0) 0.493 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.494 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.499 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.499 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.500 * [backup-simplify]: Simplify (+ 0 0) into 0 0.500 * [backup-simplify]: Simplify (- 0) into 0 0.504 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.507 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0)))) into (- +nan.0) 0.508 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.509 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.514 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.515 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.515 * [backup-simplify]: Simplify (+ 0 0) into 0 0.516 * [backup-simplify]: Simplify (- 0) into 0 0.520 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.525 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))))) into (- +nan.0) 0.525 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.527 * [backup-simplify]: Simplify (+ (* (- +nan.0) (pow (/ 1 (- x)) 2)) (+ (* (- +nan.0) (/ 1 (- x))) (- +nan.0))) into (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0))))) 0.527 * * * [progress]: simplifying candidates 0.528 * [simplify]: Simplifying: (expm1 (* (sqrt (- x 1.0)) (sqrt x))) (log1p (* (sqrt (- x 1.0)) (sqrt x))) (* (- x 1.0) x) (* (sqrt (- x 1.0)) (sqrt x)) (* (- x 1.0) x) (+ (log (sqrt (- x 1.0))) (log (sqrt x))) (log (* (sqrt (- x 1.0)) (sqrt x))) (exp (* (sqrt (- x 1.0)) (sqrt x))) (* (* (* (sqrt (- x 1.0)) (sqrt (- x 1.0))) (sqrt (- x 1.0))) (* (* (sqrt x) (sqrt x)) (sqrt x))) (* (cbrt (* (sqrt (- x 1.0)) (sqrt x))) (cbrt (* (sqrt (- x 1.0)) (sqrt x)))) (cbrt (* (sqrt (- x 1.0)) (sqrt x))) (* (* (* (sqrt (- x 1.0)) (sqrt x)) (* (sqrt (- x 1.0)) (sqrt x))) (* (sqrt (- x 1.0)) (sqrt x))) (* (- x 1.0) x) (sqrt (* (sqrt (- x 1.0)) (sqrt x))) (sqrt (* (sqrt (- x 1.0)) (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (- x 1.0)) (* (cbrt (sqrt x)) (cbrt (sqrt x)))) (* (sqrt (- x 1.0)) (sqrt (* (cbrt x) (cbrt x)))) (* (sqrt (- x 1.0)) (sqrt (sqrt x))) (* (sqrt (- x 1.0)) (sqrt 1)) (* (sqrt (- x 1.0)) (sqrt (sqrt x))) (* (sqrt (- x 1.0)) 1) (* (cbrt (sqrt (- x 1.0))) (sqrt x)) (* (sqrt (cbrt (- x 1.0))) (sqrt x)) (* (sqrt (sqrt (- x 1.0))) (sqrt x)) (* (sqrt (- x 1.0)) (sqrt x)) (* (sqrt (- (sqrt x) (sqrt 1.0))) (sqrt x)) (* (sqrt (- x 1.0)) (sqrt x)) (* (sqrt (sqrt (- x 1.0))) (sqrt x)) (* (sqrt (- x 1.0)) (sqrt x)) (* (sqrt (- (pow x 3) (pow 1.0 3))) (sqrt x)) (* (sqrt (- (* x x) (* 1.0 1.0))) (sqrt x)) (- (+ (* +nan.0 (pow x 2)) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 x)))))) (- x (+ 0.5 (* 0.125 (/ 1 x)))) (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0))))) 0.530 * * [simplify]: Extracting # 0 : cost 0 0.530 * * [simplify]: Extracting # 1 : cost 0 0.530 * * [simplify]: Extracting # 2 : cost 0 0.530 * * [simplify]: Extracting # 3 : cost 0 0.531 * * [simplify]: Extracting # 4 : cost 0 0.531 * * [simplify]: Extracting # 5 : cost 0 0.531 * * [simplify]: Extracting # 6 : cost 0 0.531 * * [simplify]: Extracting # 7 : cost 0 0.531 * * [simplify]: Extracting # 8 : cost 0 0.532 * * [simplify]: Extracting # 9 : cost 0 0.532 * * [simplify]: iteration 0 : 85 enodes (cost 403 ) 0.587 * * [simplify]: Extracting # 0 : cost 0 0.588 * * [simplify]: Extracting # 1 : cost 0 0.588 * * [simplify]: Extracting # 2 : cost 0 0.589 * * [simplify]: Extracting # 3 : cost 0 0.589 * * [simplify]: Extracting # 4 : cost 0 0.590 * * [simplify]: iteration 1 : 197 enodes (cost 376 ) 0.739 * * [simplify]: Extracting # 0 : cost 0 0.740 * * [simplify]: Extracting # 1 : cost 0 0.742 * * [simplify]: Extracting # 2 : cost 0 0.743 * * [simplify]: Extracting # 3 : cost 0 0.744 * * [simplify]: Extracting # 4 : cost 0 0.746 * * [simplify]: iteration 2 : 689 enodes (cost 356 ) 1.963 * * [simplify]: Extracting # 0 : cost 0 1.970 * * [simplify]: Extracting # 1 : cost 0 1.978 * * [simplify]: Extracting # 2 : cost 0 1.985 * * [simplify]: Extracting # 3 : cost 0 1.995 * * [simplify]: Extracting # 4 : cost 0 2.002 * * [simplify]: iteration 3 : 3842 enodes (cost 351 ) 3.919 * * [simplify]: Extracting # 0 : cost 0 3.930 * * [simplify]: Extracting # 1 : cost 0 3.941 * * [simplify]: Extracting # 2 : cost 0 3.955 * * [simplify]: Extracting # 3 : cost 0 3.970 * * [simplify]: iteration done: 5000 enodes (cost 350 ) 3.971 * [simplify]: Simplified to: (expm1 (* (sqrt (- x 1.0)) (sqrt x))) (log1p (* (sqrt (- x 1.0)) (sqrt x))) (* x (- x 1.0)) (* (sqrt (- x 1.0)) (sqrt x)) (* x (- x 1.0)) (log (* (sqrt (- x 1.0)) (sqrt x))) (log (* (sqrt (- x 1.0)) (sqrt x))) (exp (* (sqrt (- x 1.0)) (sqrt x))) (pow (* (sqrt (- x 1.0)) (sqrt x)) 3) (* (cbrt (* (sqrt (- x 1.0)) (sqrt x))) (cbrt (* (sqrt (- x 1.0)) (sqrt x)))) (cbrt (* (sqrt (- x 1.0)) (sqrt x))) (pow (* (sqrt (- x 1.0)) (sqrt x)) 3) (* x (- x 1.0)) (sqrt (* (sqrt (- x 1.0)) (sqrt x))) (sqrt (* (sqrt (- x 1.0)) (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x))) (* (sqrt (- x 1.0)) (* (cbrt (sqrt x)) (cbrt (sqrt x)))) (* (sqrt (- x 1.0)) (fabs (cbrt x))) (* (sqrt (- x 1.0)) (sqrt (sqrt x))) (sqrt (- x 1.0)) (* (sqrt (- x 1.0)) (sqrt (sqrt x))) (sqrt (- x 1.0)) (* (cbrt (sqrt (- x 1.0))) (sqrt x)) (* (sqrt (cbrt (- x 1.0))) (sqrt x)) (* (sqrt (sqrt (- x 1.0))) (sqrt x)) (* (sqrt (- x 1.0)) (sqrt x)) (* (sqrt (- (sqrt x) (sqrt 1.0))) (sqrt x)) (* (sqrt (- x 1.0)) (sqrt x)) (* (sqrt (sqrt (- x 1.0))) (sqrt x)) (* (sqrt (- x 1.0)) (sqrt x)) (* (sqrt (- (pow x 3) (pow 1.0 3))) (sqrt x)) (* (sqrt (- (* x x) (* 1.0 1.0))) (sqrt x)) (* +nan.0 (fma x (- x) (- (pow x 3) x))) (- x (+ (/ 0.125 x) 0.5)) (- (- (/ +nan.0 x) +nan.0) (/ +nan.0 (* x x))) 3.971 * * * [progress]: adding candidates to table 4.169 * * [progress]: iteration 2 / 4 4.169 * * * [progress]: picking best candidate 4.181 * * * * [pick]: Picked # 4.181 * * * [progress]: localizing error 4.195 * * * [progress]: generating rewritten candidates 4.195 * * * [progress]: generating series expansions 4.195 * * * [progress]: simplifying candidates 4.196 * [simplify]: Simplifying: 4.196 * * [simplify]: Extracting # 0 : cost 0 4.196 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 4.196 * * [simplify]: Extracting # 0 : cost 0 4.196 * * [simplify]: iteration done: 0 enodes (cost 0 ) 4.196 * [simplify]: Simplified to: 4.196 * * * [progress]: adding candidates to table 4.196 * * [progress]: iteration 3 / 4 4.196 * * * [progress]: picking best candidate 4.201 * * * * [pick]: Picked # 4.202 * * * [progress]: localizing error 4.228 * * * [progress]: generating rewritten candidates 4.228 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 4.264 * * * [progress]: generating series expansions 4.264 * * * * [progress]: [ 1 / 1 ] generating series at (2) 4.265 * [backup-simplify]: Simplify (pow (* x (- x 1.0)) (/ 1 2)) into (pow (* (- x 1.0) x) 1/2) 4.265 * [approximate]: Taking taylor expansion of (pow (* (- x 1.0) x) 1/2) in (x) around 0 4.265 * [taylor]: Taking taylor expansion of (pow (* (- x 1.0) x) 1/2) in x 4.265 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (* (- x 1.0) x)))) in x 4.265 * [taylor]: Taking taylor expansion of (* 1/2 (log (* (- x 1.0) x))) in x 4.265 * [taylor]: Taking taylor expansion of 1/2 in x 4.265 * [backup-simplify]: Simplify 1/2 into 1/2 4.265 * [taylor]: Taking taylor expansion of (log (* (- x 1.0) x)) in x 4.265 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 4.265 * [taylor]: Taking taylor expansion of (- x 1.0) in x 4.265 * [taylor]: Taking taylor expansion of x in x 4.265 * [backup-simplify]: Simplify 0 into 0 4.266 * [backup-simplify]: Simplify 1 into 1 4.266 * [taylor]: Taking taylor expansion of 1.0 in x 4.266 * [backup-simplify]: Simplify 1.0 into 1.0 4.266 * [taylor]: Taking taylor expansion of x in x 4.266 * [backup-simplify]: Simplify 0 into 0 4.266 * [backup-simplify]: Simplify 1 into 1 4.266 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 4.267 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 4.267 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 4.268 * [backup-simplify]: Simplify (- 0) into 0 4.268 * [backup-simplify]: Simplify (+ 1 0) into 1 4.270 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 4.271 * [backup-simplify]: Simplify (log (- 1.0)) into (log (- 1.0)) 4.273 * [backup-simplify]: Simplify (+ (* (- -1) (log x)) (log (- 1.0))) into (+ (log (- 1.0)) (log x)) 4.274 * [backup-simplify]: Simplify (* 1/2 (+ (log (- 1.0)) (log x))) into (* 1/2 (+ (log (- 1.0)) (log x))) 4.275 * [backup-simplify]: Simplify (exp (* 1/2 (+ (log (- 1.0)) (log x)))) into (exp (* 1/2 (+ (log (- 1.0)) (log x)))) 4.275 * [taylor]: Taking taylor expansion of (pow (* (- x 1.0) x) 1/2) in x 4.275 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (* (- x 1.0) x)))) in x 4.275 * [taylor]: Taking taylor expansion of (* 1/2 (log (* (- x 1.0) x))) in x 4.275 * [taylor]: Taking taylor expansion of 1/2 in x 4.275 * [backup-simplify]: Simplify 1/2 into 1/2 4.275 * [taylor]: Taking taylor expansion of (log (* (- x 1.0) x)) in x 4.275 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 4.275 * [taylor]: Taking taylor expansion of (- x 1.0) in x 4.275 * [taylor]: Taking taylor expansion of x in x 4.275 * [backup-simplify]: Simplify 0 into 0 4.275 * [backup-simplify]: Simplify 1 into 1 4.275 * [taylor]: Taking taylor expansion of 1.0 in x 4.275 * [backup-simplify]: Simplify 1.0 into 1.0 4.275 * [taylor]: Taking taylor expansion of x in x 4.275 * [backup-simplify]: Simplify 0 into 0 4.275 * [backup-simplify]: Simplify 1 into 1 4.276 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 4.277 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 4.277 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 4.278 * [backup-simplify]: Simplify (- 0) into 0 4.278 * [backup-simplify]: Simplify (+ 1 0) into 1 4.280 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 4.281 * [backup-simplify]: Simplify (log (- 1.0)) into (log (- 1.0)) 4.283 * [backup-simplify]: Simplify (+ (* (- -1) (log x)) (log (- 1.0))) into (+ (log (- 1.0)) (log x)) 4.283 * [backup-simplify]: Simplify (* 1/2 (+ (log (- 1.0)) (log x))) into (* 1/2 (+ (log (- 1.0)) (log x))) 4.284 * [backup-simplify]: Simplify (exp (* 1/2 (+ (log (- 1.0)) (log x)))) into (exp (* 1/2 (+ (log (- 1.0)) (log x)))) 4.285 * [backup-simplify]: Simplify (exp (* 1/2 (+ (log (- 1.0)) (log x)))) into (exp (* 1/2 (+ (log (- 1.0)) (log x)))) 4.287 * [backup-simplify]: Simplify (- 0) into 0 4.287 * [backup-simplify]: Simplify (+ 0 0) into 0 4.288 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 1) (* 0 0))) into 1 4.295 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow (- 1.0) 1)))) 1) into -1.0 4.296 * [backup-simplify]: Simplify (+ (* (- -1) (log x)) (log (- 1.0))) into (+ (log (- 1.0)) (log x)) 4.298 * [backup-simplify]: Simplify (+ (* 1/2 -1.0) (* 0 (+ (log (- 1.0)) (log x)))) into (- 0.5) 4.302 * [backup-simplify]: Simplify (* (exp (* 1/2 (+ (log (- 1.0)) (log x)))) (+ (* (/ (pow (- 0.5) 1) 1)))) into (* -0.5 (exp (* 1/2 (+ (log (- 1.0)) (log x))))) 4.303 * [backup-simplify]: Simplify (* -0.5 (exp (* 1/2 (+ (log (- 1.0)) (log x))))) into (* -0.5 (exp (* 1/2 (+ (log (- 1.0)) (log x))))) 4.304 * [backup-simplify]: Simplify (- 0) into 0 4.305 * [backup-simplify]: Simplify (+ 0 0) into 0 4.306 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0 4.318 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow (- 1.0) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (- 1.0) 1)))) 2) into (/ -1/2 (pow -1.0 2)) 4.320 * [backup-simplify]: Simplify (+ (* (- -1) (log x)) (log (- 1.0))) into (+ (log (- 1.0)) (log x)) 4.323 * [backup-simplify]: Simplify (+ (* 1/2 (/ -1/2 (pow -1.0 2))) (+ (* 0 -1.0) (* 0 (+ (log (- 1.0)) (log x))))) into (- (* 1/4 (/ 1 (pow -1.0 2)))) 4.336 * [backup-simplify]: Simplify (* (exp (* 1/2 (+ (log (- 1.0)) (log x)))) (+ (* (/ (pow (- 0.5) 2) 2)) (* (/ (pow (- (* 1/4 (/ 1 (pow -1.0 2)))) 1) 1)))) into (* (- 0.125 (* 1/4 (/ 1 (pow -1.0 2)))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) 4.349 * [backup-simplify]: Simplify (* (- 0.125 (* 1/4 (/ 1 (pow -1.0 2)))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) into (* (- 0.125 (* 1/4 (/ 1 (pow -1.0 2)))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) 4.355 * [backup-simplify]: Simplify (+ (* (* (- 0.125 (* 1/4 (/ 1 (pow -1.0 2)))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) (pow x 2)) (+ (* (* -0.5 (exp (* 1/2 (+ (log (- 1.0)) (log x))))) x) (exp (* 1/2 (+ (log (- 1.0)) (log x)))))) into (- (+ (* 0.125 (* (pow x 2) (exp (* 1/2 (+ (log (- 1.0)) (log x)))))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) (+ (* 1/4 (/ (* (pow x 2) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) (pow -1.0 2))) (* 0.5 (* x (exp (* 1/2 (+ (log (- 1.0)) (log x)))))))) 4.356 * [backup-simplify]: Simplify (pow (* (/ 1 x) (- (/ 1 x) 1.0)) (/ 1 2)) into (pow (/ (- (/ 1 x) 1.0) x) 1/2) 4.356 * [approximate]: Taking taylor expansion of (pow (/ (- (/ 1 x) 1.0) x) 1/2) in (x) around 0 4.356 * [taylor]: Taking taylor expansion of (pow (/ (- (/ 1 x) 1.0) x) 1/2) in x 4.356 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (- (/ 1 x) 1.0) x)))) in x 4.356 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (- (/ 1 x) 1.0) x))) in x 4.356 * [taylor]: Taking taylor expansion of 1/2 in x 4.356 * [backup-simplify]: Simplify 1/2 into 1/2 4.356 * [taylor]: Taking taylor expansion of (log (/ (- (/ 1 x) 1.0) x)) in x 4.357 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 4.357 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 4.357 * [taylor]: Taking taylor expansion of (/ 1 x) in x 4.357 * [taylor]: Taking taylor expansion of x in x 4.357 * [backup-simplify]: Simplify 0 into 0 4.357 * [backup-simplify]: Simplify 1 into 1 4.357 * [backup-simplify]: Simplify (/ 1 1) into 1 4.357 * [taylor]: Taking taylor expansion of 1.0 in x 4.357 * [backup-simplify]: Simplify 1.0 into 1.0 4.358 * [taylor]: Taking taylor expansion of x in x 4.358 * [backup-simplify]: Simplify 0 into 0 4.358 * [backup-simplify]: Simplify 1 into 1 4.358 * [backup-simplify]: Simplify (+ 1 0) into 1 4.358 * [backup-simplify]: Simplify (/ 1 1) into 1 4.359 * [backup-simplify]: Simplify (log 1) into 0 4.359 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 4.360 * [backup-simplify]: Simplify (* 1/2 (- (* 2 (log x)))) into (* -1 (log x)) 4.360 * [backup-simplify]: Simplify (exp (* -1 (log x))) into (pow x -1) 4.360 * [taylor]: Taking taylor expansion of (pow (/ (- (/ 1 x) 1.0) x) 1/2) in x 4.360 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (- (/ 1 x) 1.0) x)))) in x 4.360 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (- (/ 1 x) 1.0) x))) in x 4.360 * [taylor]: Taking taylor expansion of 1/2 in x 4.360 * [backup-simplify]: Simplify 1/2 into 1/2 4.360 * [taylor]: Taking taylor expansion of (log (/ (- (/ 1 x) 1.0) x)) in x 4.360 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 4.360 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 4.360 * [taylor]: Taking taylor expansion of (/ 1 x) in x 4.360 * [taylor]: Taking taylor expansion of x in x 4.360 * [backup-simplify]: Simplify 0 into 0 4.360 * [backup-simplify]: Simplify 1 into 1 4.360 * [backup-simplify]: Simplify (/ 1 1) into 1 4.360 * [taylor]: Taking taylor expansion of 1.0 in x 4.360 * [backup-simplify]: Simplify 1.0 into 1.0 4.361 * [taylor]: Taking taylor expansion of x in x 4.361 * [backup-simplify]: Simplify 0 into 0 4.361 * [backup-simplify]: Simplify 1 into 1 4.361 * [backup-simplify]: Simplify (+ 1 0) into 1 4.361 * [backup-simplify]: Simplify (/ 1 1) into 1 4.362 * [backup-simplify]: Simplify (log 1) into 0 4.362 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 4.362 * [backup-simplify]: Simplify (* 1/2 (- (* 2 (log x)))) into (* -1 (log x)) 4.363 * [backup-simplify]: Simplify (exp (* -1 (log x))) into (pow x -1) 4.363 * [backup-simplify]: Simplify (pow x -1) into (pow x -1) 4.364 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.364 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 4.365 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 4.368 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0) 4.376 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 (- 1.0)) 1)) (pow 1 1)))) 1) into -1.0 4.376 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 4.377 * [backup-simplify]: Simplify (+ (* 1/2 -1.0) (* 0 (- (* 2 (log x))))) into (- 0.5) 4.380 * [backup-simplify]: Simplify (* (exp (* -1 (log x))) (+ (* (/ (pow (- 0.5) 1) 1)))) into (/ -0.5 x) 4.380 * [backup-simplify]: Simplify (/ -0.5 x) into (/ -0.5 x) 4.381 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.381 * [backup-simplify]: Simplify (- 0) into 0 4.382 * [backup-simplify]: Simplify (+ 0 0) into 0 4.383 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- 1.0) (/ 0 1)))) into 0 4.397 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 (- 1.0)) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -0.5 4.397 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 4.398 * [backup-simplify]: Simplify (+ (* 1/2 -0.5) (+ (* 0 -1.0) (* 0 (- (* 2 (log x)))))) into (- 0.25) 4.405 * [backup-simplify]: Simplify (* (exp (* -1 (log x))) (+ (* (/ (pow (- 0.5) 2) 2)) (* (/ (pow (- 0.25) 1) 1)))) into (/ -0.125 x) 4.405 * [backup-simplify]: Simplify (/ -0.125 x) into (/ -0.125 x) 4.406 * [backup-simplify]: Simplify (+ (* (/ -0.125 (/ 1 x)) (pow (/ 1 x) 2)) (+ (* (/ -0.5 (/ 1 x)) (/ 1 x)) (pow (/ 1 x) -1))) into (- (pow (/ 1 x) -1) (+ 0.5 (* 0.125 (/ 1 x)))) 4.406 * [backup-simplify]: Simplify (pow (* (/ 1 (- x)) (- (/ 1 (- x)) 1.0)) (/ 1 2)) into (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) 4.406 * [approximate]: Taking taylor expansion of (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) in (x) around 0 4.406 * [taylor]: Taking taylor expansion of (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) in x 4.407 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x)))) in x 4.407 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x))) in x 4.407 * [taylor]: Taking taylor expansion of 1/2 in x 4.407 * [backup-simplify]: Simplify 1/2 into 1/2 4.407 * [taylor]: Taking taylor expansion of (log (/ (+ 1.0 (/ 1 x)) x)) in x 4.407 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x 4.407 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 4.407 * [taylor]: Taking taylor expansion of 1.0 in x 4.407 * [backup-simplify]: Simplify 1.0 into 1.0 4.407 * [taylor]: Taking taylor expansion of (/ 1 x) in x 4.407 * [taylor]: Taking taylor expansion of x in x 4.407 * [backup-simplify]: Simplify 0 into 0 4.407 * [backup-simplify]: Simplify 1 into 1 4.407 * [backup-simplify]: Simplify (/ 1 1) into 1 4.407 * [taylor]: Taking taylor expansion of x in x 4.407 * [backup-simplify]: Simplify 0 into 0 4.407 * [backup-simplify]: Simplify 1 into 1 4.408 * [backup-simplify]: Simplify (+ 0 1) into 1 4.408 * [backup-simplify]: Simplify (/ 1 1) into 1 4.409 * [backup-simplify]: Simplify (log 1) into 0 4.409 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 4.409 * [backup-simplify]: Simplify (* 1/2 (- (* 2 (log x)))) into (* -1 (log x)) 4.409 * [backup-simplify]: Simplify (exp (* -1 (log x))) into (pow x -1) 4.409 * [taylor]: Taking taylor expansion of (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) in x 4.409 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x)))) in x 4.409 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x))) in x 4.409 * [taylor]: Taking taylor expansion of 1/2 in x 4.410 * [backup-simplify]: Simplify 1/2 into 1/2 4.410 * [taylor]: Taking taylor expansion of (log (/ (+ 1.0 (/ 1 x)) x)) in x 4.410 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x 4.410 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 4.410 * [taylor]: Taking taylor expansion of 1.0 in x 4.410 * [backup-simplify]: Simplify 1.0 into 1.0 4.410 * [taylor]: Taking taylor expansion of (/ 1 x) in x 4.410 * [taylor]: Taking taylor expansion of x in x 4.410 * [backup-simplify]: Simplify 0 into 0 4.410 * [backup-simplify]: Simplify 1 into 1 4.410 * [backup-simplify]: Simplify (/ 1 1) into 1 4.410 * [taylor]: Taking taylor expansion of x in x 4.410 * [backup-simplify]: Simplify 0 into 0 4.410 * [backup-simplify]: Simplify 1 into 1 4.411 * [backup-simplify]: Simplify (+ 0 1) into 1 4.411 * [backup-simplify]: Simplify (/ 1 1) into 1 4.412 * [backup-simplify]: Simplify (log 1) into 0 4.412 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 4.412 * [backup-simplify]: Simplify (* 1/2 (- (* 2 (log x)))) into (* -1 (log x)) 4.412 * [backup-simplify]: Simplify (exp (* -1 (log x))) into (pow x -1) 4.412 * [backup-simplify]: Simplify (pow x -1) into (pow x -1) 4.413 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.414 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 4.416 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 1 (/ 0 1)))) into 1.0 4.422 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1.0) 1)) (pow 1 1)))) 1) into 1.0 4.423 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 4.424 * [backup-simplify]: Simplify (+ (* 1/2 1.0) (* 0 (- (* 2 (log x))))) into 0.5 4.426 * [backup-simplify]: Simplify (* (exp (* -1 (log x))) (+ (* (/ (pow 0.5 1) 1)))) into (/ 0.5 x) 4.426 * [backup-simplify]: Simplify (/ 0.5 x) into (/ 0.5 x) 4.427 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.428 * [backup-simplify]: Simplify (+ 0 0) into 0 4.429 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0 4.440 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1.0) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -0.5 4.441 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 4.442 * [backup-simplify]: Simplify (+ (* 1/2 -0.5) (+ (* 0 1.0) (* 0 (- (* 2 (log x)))))) into (- 0.25) 4.448 * [backup-simplify]: Simplify (* (exp (* -1 (log x))) (+ (* (/ (pow 0.5 2) 2)) (* (/ (pow (- 0.25) 1) 1)))) into (/ -0.125 x) 4.448 * [backup-simplify]: Simplify (/ -0.125 x) into (/ -0.125 x) 4.449 * [backup-simplify]: Simplify (+ (* (/ -0.125 (/ 1 (- x))) (pow (/ 1 (- x)) 2)) (+ (* (/ 0.5 (/ 1 (- x))) (/ 1 (- x))) (pow (/ 1 (- x)) -1))) into (+ 0.5 (+ (pow (/ -1 x) -1) (* 0.125 (/ 1 x)))) 4.449 * * * [progress]: simplifying candidates 4.450 * [simplify]: Simplifying: (expm1 (pow (* x (- x 1.0)) (/ 1 2))) (log1p (pow (* x (- x 1.0)) (/ 1 2))) (* (+ (log x) (log (- x 1.0))) (/ 1 2)) (* (log (* x (- x 1.0))) (/ 1 2)) (* (log (* x (- x 1.0))) (/ 1 2)) (* 1 (/ 1 2)) (* 1 (/ 1 2)) (pow (* x (- x 1.0)) (* (cbrt (/ 1 2)) (cbrt (/ 1 2)))) (pow (* x (- x 1.0)) (sqrt (/ 1 2))) (pow (* x (- x 1.0)) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ (* (cbrt 1) (cbrt 1)) (sqrt 2))) (pow (* x (- x 1.0)) (/ (* (cbrt 1) (cbrt 1)) 1)) (pow (* x (- x 1.0)) (/ (sqrt 1) (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ (sqrt 1) (sqrt 2))) (pow (* x (- x 1.0)) (/ (sqrt 1) 1)) (pow (* x (- x 1.0)) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ 1 (sqrt 2))) (pow (* x (- x 1.0)) (/ 1 1)) (pow (* x (- x 1.0)) 1) (pow (* x (- x 1.0)) 1) (pow x (/ 1 2)) (pow (- x 1.0) (/ 1 2)) (log (pow (* x (- x 1.0)) (/ 1 2))) (exp (pow (* x (- x 1.0)) (/ 1 2))) (* (cbrt (pow (* x (- x 1.0)) (/ 1 2))) (cbrt (pow (* x (- x 1.0)) (/ 1 2)))) (cbrt (pow (* x (- x 1.0)) (/ 1 2))) (* (* (pow (* x (- x 1.0)) (/ 1 2)) (pow (* x (- x 1.0)) (/ 1 2))) (pow (* x (- x 1.0)) (/ 1 2))) (sqrt (pow (* x (- x 1.0)) (/ 1 2))) (sqrt (pow (* x (- x 1.0)) (/ 1 2))) (pow (* x (- x 1.0)) (/ (/ 1 2) 2)) (pow (* x (- x 1.0)) (/ (/ 1 2) 2)) (- (+ (* 0.125 (* (pow x 2) (exp (* 1/2 (+ (log (- 1.0)) (log x)))))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) (+ (* 1/4 (/ (* (pow x 2) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) (pow -1.0 2))) (* 0.5 (* x (exp (* 1/2 (+ (log (- 1.0)) (log x)))))))) (- (pow (/ 1 x) -1) (+ 0.5 (* 0.125 (/ 1 x)))) (+ 0.5 (+ (pow (/ -1 x) -1) (* 0.125 (/ 1 x)))) 4.452 * * [simplify]: Extracting # 0 : cost 0 4.452 * * [simplify]: Extracting # 1 : cost 0 4.452 * * [simplify]: Extracting # 2 : cost 0 4.452 * * [simplify]: Extracting # 3 : cost 0 4.452 * * [simplify]: Extracting # 4 : cost 0 4.453 * * [simplify]: Extracting # 5 : cost 0 4.453 * * [simplify]: Extracting # 6 : cost 0 4.453 * * [simplify]: Extracting # 7 : cost 0 4.454 * * [simplify]: Extracting # 8 : cost 0 4.454 * * [simplify]: Extracting # 9 : cost 0 4.454 * * [simplify]: Extracting # 10 : cost 0 4.454 * * [simplify]: Extracting # 11 : cost 0 4.455 * * [simplify]: Extracting # 12 : cost 0 4.455 * * [simplify]: iteration 0 : 89 enodes (cost 430 ) 4.517 * * [simplify]: Extracting # 0 : cost 0 4.518 * * [simplify]: Extracting # 1 : cost 0 4.519 * * [simplify]: Extracting # 2 : cost 0 4.519 * * [simplify]: Extracting # 3 : cost 0 4.520 * * [simplify]: Extracting # 4 : cost 0 4.520 * * [simplify]: iteration 1 : 249 enodes (cost 334 ) 4.718 * * [simplify]: Extracting # 0 : cost 0 4.719 * * [simplify]: Extracting # 1 : cost 0 4.721 * * [simplify]: Extracting # 2 : cost 0 4.722 * * [simplify]: Extracting # 3 : cost 0 4.724 * * [simplify]: Extracting # 4 : cost 0 4.726 * * [simplify]: iteration 2 : 896 enodes (cost 297 ) 5.742 * * [simplify]: Extracting # 0 : cost 0 5.750 * * [simplify]: Extracting # 1 : cost 0 5.759 * * [simplify]: Extracting # 2 : cost 0 5.767 * * [simplify]: Extracting # 3 : cost 0 5.772 * * [simplify]: Extracting # 4 : cost 0 5.778 * * [simplify]: iteration 3 : 3790 enodes (cost 278 ) 7.343 * * [simplify]: Extracting # 0 : cost 0 7.353 * * [simplify]: Extracting # 1 : cost 0 7.361 * * [simplify]: Extracting # 2 : cost 0 7.370 * * [simplify]: iteration done: 5000 enodes (cost 277 ) 7.371 * [simplify]: Simplified to: (expm1 (sqrt (* x (- x 1.0)))) (log1p (sqrt (* x (- x 1.0)))) (log (sqrt (* x (- x 1.0)))) (log (sqrt (* x (- x 1.0)))) (log (sqrt (* x (- x 1.0)))) 1/2 1/2 (pow (* x (- x 1.0)) (* (cbrt 1/2) (cbrt 1/2))) (pow (* x (- x 1.0)) (sqrt 1/2)) (pow (* x (- x 1.0)) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ 1 (sqrt 2))) (* (- x 1.0) x) (pow (* x (- x 1.0)) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ 1 (sqrt 2))) (* (- x 1.0) x) (pow (* x (- x 1.0)) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ 1 (sqrt 2))) (* (- x 1.0) x) (* (- x 1.0) x) (* (- x 1.0) x) (sqrt x) (sqrt (- x 1.0)) (log (sqrt (* x (- x 1.0)))) (exp (sqrt (* x (- x 1.0)))) (* (cbrt (sqrt (* x (- x 1.0)))) (cbrt (sqrt (* x (- x 1.0))))) (cbrt (sqrt (* x (- x 1.0)))) (pow (* (- x 1.0) x) 3/2) (sqrt (sqrt (* x (- x 1.0)))) (sqrt (sqrt (* x (- x 1.0)))) (pow (* x (- x 1.0)) 1/4) (pow (* x (- x 1.0)) 1/4) (fma (* (pow (- 1.0) 1/2) (sqrt x)) (- (fma 0.125 (* x x) 1) (* 0.5 x)) (* (/ (/ (pow x 2) (/ -1.0 (* (pow (- 1.0) 1/2) (sqrt x)))) -1.0) -1/4)) (- (- x 0.5) (/ 0.125 x)) (fma -1 x (+ (/ 0.125 x) 0.5)) 7.371 * * * [progress]: adding candidates to table 7.560 * [progress]: [Phase 3 of 3] Extracting. 7.561 * * [regime]: Finding splitpoints for: (# #) 7.562 * * * [regime-changes]: Trying 1 branch expressions: (x) 7.563 * * * * [regimes]: Trying to branch on x from (# #) 7.614 * * * [regime]: Found split indices: #